Unknown: Tail Of The Bank, Upper Firth Of Clyde
Barge (Period Unknown)
Site Name Unknown: Tail Of The Bank, Upper Firth Of Clyde
Classification Barge (Period Unknown)
Alternative Name(s) Clydeport Container Terminal; Greenock; Inner Clyde Estuary; Unknown
Canmore ID 102747
Site Number NS27NE 8002
NGR NS 27722 77767
Datum WGS84 - Lat/Long
Permalink http://canmore.org.uk/site/102747
- Council Inverclyde
- Parish Maritime - Inverclyde
- Former Region Strathclyde
- Former District Maritime
- Former County Not Applicable
NS27NE 8002 2772 7773
N55 57.7 W4 45.61
NLO: Greenock [name: NS 280 765].
Quality of fix = 0005
Evidence = Echo sounder
Horizontal Datum = OGB
General water depth = 21
Orientation of keel/wreck = 060/240
Surveying Details
-------------------------
6 April 1977. The wreck of a concrete barge measuring 150 x 60 feet (45 x 18 metres) was located on 24 March 1977 at 55 57 43N, 004 45 39W. Visual fix; Craig Tops flagstaff bearing 251 degree, Roseneath beacon bearing 310 degrees, Greenock Town Hall Bridge 167 degrees, Whiteforelands Pier bearing 278 degres. The site was examined by divers. The least depth [leadline] was 24 in a general depth of 25 metres.
Report by HMS BILDESTON, 28 March 1977.
6 July 1993. The site was examined on 9 May 1993 at 55 57 42N, 004 45 36.6W. NGR eastings 227726, northings 677730. The least echosounder depth was 20.9 in a general depth of ?20 metres. The side scan sonar showed a height of 1 metre. The vessel lies with it keel on an orientation of 060/240 degrees.
Report by HMS GLEANER.
Hydrographic Office, 1995.
The UKHO chart (no. 1994, published 1974, revised 1994) notes Tail of the Bank to the E of the outer end of the defined channel of the River Clyde, off the Clydeport Ocean Terminal (NS27NE 56), Greenock. The name is centred at N55 57.4 W4 45.1 [NS 282 771].
Information from RCAHMS (RJCM), 6 December 2004.
Reference (19 April 2012)
UKHO Identifier : 004124
Feature Class : Wreck
Wreck Category : Dangerous wreck
State : LIVE
Classification : Unclassified
Position (Lat/long) : 55.96200,-4.76027
Horizontal Datum : ORDNANCE SURVEY OF GREAT BRITAIN (1936)
WGS84 Position (Lat/long) : 55.96192,-4.76147
WGS84 Origin : Original
Previous Position : 55.96208,-4.76028
Position Method : Differential Global Positioning System
Position Quality : Surveyed
Position Accuracy : 10.0
Depth : 22.0
Depth Method : Found by echo-sounder
Depth Quality : Least depth known
Water Depth : 23
Water Level Effect : Always under water/submerged
Vertical Datum : Lowest Astronomical Tide
Name : UNKNOWN
Type : CONCRETE BARGE
Length : 45.7
Beam : 18.3
Shadow Height : 0.6
Orientation : 70.0
Bottom Texture : Mud
Scour Depth : 0.0
Contact Description : Entire wreck
Original Sensor : Diver Sighting
Last Sensor : Acoustic Sensor
Original Detection Year : 1977
Last Detection Year : 1997
Original Source : Naval Vessel
Last Source : Survey Vessel
Surveying Details : **H2579/76 6.4.77 WK OF CONCRETE BARGE, 150 X 60FT, LOCATED 24.3.77 IN 555743N, 044539W [OGB]. EXAMINED BY DIVERS. LEAST DEPTH [LEADLINE] 24 IN GEN DEPTH 25MTRS. TIDAL REDUCTION TO BE APPLIED -2.03MTRS. (HMS BILDESTON, WK REPORT 3/77 DTD 28.3.77). CHART AS USC 22MTRS. BR STD.
**HH090/597/01 6.7.93 EXAM'D 9.5.93 IN 555742N, 044536.6W USING TRISPONDER [5 LOP]. LEAST E/S DEPTH 20.9 IN GEN DEPTH ?20MTRS. DCS3 HT 1MTR. LIES 060/240 DEGS. (HMSML GLEANER, HI 597). BR STD.
**HH090/778/01 12.11.97 EXAM'D 21.10.97 IN 555742.9N, 044541.3W [WGD] USING DGPS. LEAST E/S DEPTH 22.2 IN GEN DEPTH 23-25MTRS. NO SCOUR. DCS3 HT 0.6MTRS. LIES 070/250 DEGS. LIES ON STEEP SLOPE AND MAY BE SLIPPING DOWN SLOPE OR BECOMING PARTIALLY BURIED IN SEDIMENTS. (HMSML GLEANER, HI 778). AMEND TO WK 22MTRS IN 555743.5N, 044537W [OGB]. BR STD.
POSITIONS BELOW THIS POINT ARE IN DEGREES, MINUTES AND DECIMALS OF A MINUTE
General Comments : LIES ON STEEP SLOPE
Chart Symbol : WK 22.0
